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#pragma once
#include <base/range.h>
#include <base/map.h>
#include <Functions/IFunction.h>
#include <Functions/FunctionFactory.h>
#include <Functions/GatherUtils/GatherUtils.h>
#include <DataTypes/DataTypeArray.h>
#include <DataTypes/DataTypesNumber.h>
#include <DataTypes/DataTypeNothing.h>
#include <DataTypes/DataTypeNullable.h>
#include <DataTypes/getLeastSupertype.h>
#include <Columns/ColumnArray.h>
#include <Columns/ColumnsNumber.h>
#include <Columns/ColumnConst.h>
#include <Interpreters/castColumn.h>
#include <Common/typeid_cast.h>
namespace DB
{
namespace ErrorCodes
{
extern const int LOGICAL_ERROR;
extern const int ILLEGAL_TYPE_OF_ARGUMENT;
}
class FunctionArrayHasAllAny : public IFunction
{
public:
FunctionArrayHasAllAny(GatherUtils::ArraySearchType search_type_, const char * name_)
: search_type(search_type_), name(name_) {}
String getName() const override { return name; }
bool isVariadic() const override { return false; }
size_t getNumberOfArguments() const override { return 2; }
bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return true; }
DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
{
for (auto i : collections::range(0, arguments.size()))
{
const auto * array_type = typeid_cast<const DataTypeArray *>(arguments[i].get());
if (!array_type)
throw Exception(ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT,
"Argument {} for function {} must be an array but it has type {}.",
i, getName(), arguments[i]->getName());
}
return std::make_shared<DataTypeUInt8>();
}
ColumnPtr executeImpl(const ColumnsWithTypeAndName & arguments, const DataTypePtr &, size_t input_rows_count) const override
{
size_t num_args = arguments.size();
DataTypePtr common_type = getLeastSupertype(collections::map(arguments, [](auto & arg) { return arg.type; }));
Columns preprocessed_columns(num_args);
for (size_t i = 0; i < num_args; ++i)
preprocessed_columns[i] = castColumn(arguments[i], common_type);
std::vector<std::unique_ptr<GatherUtils::IArraySource>> sources;
for (auto & argument_column : preprocessed_columns)
{
bool is_const = false;
if (const auto * argument_column_const = typeid_cast<const ColumnConst *>(argument_column.get()))
{
is_const = true;
argument_column = argument_column_const->getDataColumnPtr();
}
if (const auto * argument_column_array = typeid_cast<const ColumnArray *>(argument_column.get()))
sources.emplace_back(GatherUtils::createArraySource(*argument_column_array, is_const, input_rows_count));
else
throw Exception(ErrorCodes::LOGICAL_ERROR, "Arguments for function {} must be arrays.", getName());
}
auto result_column = ColumnUInt8::create(input_rows_count);
auto * result_column_ptr = typeid_cast<ColumnUInt8 *>(result_column.get());
GatherUtils::sliceHas(*sources[0], *sources[1], search_type, *result_column_ptr);
return result_column;
}
bool useDefaultImplementationForConstants() const override { return true; }
private:
GatherUtils::ArraySearchType search_type;
const char * name;
};
}
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